# frozen_string_literal: true

# License: AGPL-3.0-or-later WITH Web-Template-Output-Additional-Permission-3.0-or-later
require 'insert/insert_donation'
require 'insert/insert_supporter_notes'
require 'timespan'
require 'delayed_job_helper'

module PayRecurringDonation
  # Pay ALL recurring donations that are currently due; each payment gets a queued delayed_job
  # Returns the number of queued jobs
  def self.pay_all_due_with_stripe
    # Bulk insert the delayed jobs with a single expression
    ids = Psql.execute_vectors(
      QueryRecurringDonations._all_that_are_due
    )[1..-1].flatten

    jobs = ids.map do |id|
      { handler: DelayedJobHelper.create_handler(PayRecurringDonation, :with_stripe, [id]) }
    end

    Psql.execute(Qexpr.new.insert(:delayed_jobs, jobs,
                                  common_data: {
                                    run_at: Time.current,
                                    attempts: 0,
                                    failed_at: nil,
                                    last_error: nil,
                                    locked_at: nil,
                                    locked_by: nil,
                                    priority: 0,
                                    queue: 'rec-don-payments'
                                  }))
    ids
  end

  # run the payrecurring_donation in development so I can make sure we have the expected failures
  # def self._____test_do_not_use_pay_all_due_with_stripe
  #   # Bulk insert the delayed jobs with a single expression
  #   ids = Psql.execute_vectors(
  #       QueryRecurringDonations._all_that_are_due
  #   )[1..-1].flatten
  #
  #   output = ids.map{|id|
  #     begin
  #       i = PayRecurringDonation.with_stripe(id)
  #       result = {is_error:false, value: i}
  #     rescue => e
  #       result = {is_error: true, error_type: e.class.to_s, message: e.message, backtrace: e.backtrace}
  #     end
  #
  #     result
  #   }
  #
  #
  #
  #   return output
  # end

  # Charge an existing donation via stripe, only if it is due
  # Pass in an instance of an existing RecurringDonation
  def self.with_stripe(rd_id)
    ParamValidation.new({ rd_id: rd_id },
                        rd_id: {
                          required: true,
                          is_integer: true
                        })

    rd = RecurringDonation.where('id = ?', rd_id).first

    unless rd
      raise ParamValidation::ValidationError.new("#{rd_id} is not a valid recurring donation", key: :rd_id)
    end

    return false unless QueryRecurringDonations.is_due?(rd_id)

    donation = Donation.where('id = ?', rd['donation_id']).first
    unless donation
      raise ParamValidation::ValidationError.new("#{rd['donation_id']} is not a valid donation", {})
    end

    result = {}
    result = result.merge(InsertDonation.insert_charge(
                            'card_id' => donation['card_id'],
                            'recurring_donation' => true,
                            'designation' => donation['designation'],
                            'amount' => donation['amount'],
                            'nonprofit_id' => donation['nonprofit_id'],
                            'donation_id' => donation['id'],
                            'supporter_id' => donation['supporter_id'],
                            'old_donation' => true
                          ))
    if result['charge']['status'] != 'failed'
      result['recurring_donation'] = Psql.execute(
        Qexpr.new.update(:recurring_donations, n_failures: 0)
          .where('id=$id', id: rd_id).returning('*')
      ).first
      Delayed::Job.enqueue JobTypes::DonorPaymentNotificationJob.new(rd['donation_id'])
      Delayed::Job.enqueue JobTypes::NonprofitPaymentNotificationJob.new(rd['donation_id'])
      InsertActivities.for_recurring_donations([result['payment']['id']])
    else
      result['recurring_donation'] = Psql.execute(
        Qexpr.new.update(:recurring_donations, n_failures: rd['n_failures'] + 1)
          .where('id=$id', id: rd_id).returning('*')
      ).first
      DonationMailer.delay.donor_failed_recurring_donation(rd['donation_id'])
      if rd['n_failures'] >= 3
        DonationMailer.delay.nonprofit_failed_recurring_donation(rd['donation_id'])
      end
      InsertSupporterNotes.create([{ content: "This supporter had a payment failure for their recurring donation with ID #{rd_id}", supporter_id: donation['supporter_id'], user_id: 540 }])
    end
    result
  end

  def self.fail_a_recurring_donation(rd, donation, notify_nonprofit = false)
    recurring_donation = Psql.execute(
      Qexpr.new.update(:recurring_donations, n_failures: 3)
          .where('id=$id', id: rd['id']).returning('*')
    ).first
    DonationMailer.delay.donor_failed_recurring_donation(rd['donation_id'])
    if notify_nonprofit
      DonationMailer.delay.nonprofit_failed_recurring_donation(rd['donation_id'])
    end
    InsertSupporterNotes.create([{ content: "This supporter had a payment failure for their recurring donation with ID #{rd['id']}", supporter_id: donation['supporter_id'], user_id: 540 }])
    recurring_donation
  end

  # Charge an existing donation via stripe, NO MATTER WHAT
  # Pass in an instance of an existing RecurringDonation
  def self.with_stripe_BUT_NO_MATTER_WHAT(rd_id, enter_todays_date, run_this = false, set_this_true = false, this_one_needs_to_be_false = true, is_this_run_dangerously = 'no')
    if PayRecurringDonation::ULTIMATE_VERIFICATION(enter_todays_date, run_this, set_this_true, this_one_needs_to_be_false, is_this_run_dangerously)
      rd = Psql.execute("SELECT * FROM recurring_donations WHERE id=#{rd_id}").first
      donation = Psql.execute("SELECT * FROM donations WHERE id=#{rd['donation_id']}").first

      result = {}
      result = result.merge(InsertDonation.insert_charge(
                              'card_id' => donation['card_id'],
                              'recurring_donation' => true,
                              'designation' => donation['designation'],
                              'amount' => donation['amount'],
                              'nonprofit_id' => donation['nonprofit_id'],
                              'donation_id' => donation['id'],
                              'supporter_id' => donation['supporter_id']
                            ))
      if result['charge']['status'] != 'failed'
        result['recurring_donation'] = Psql.execute(
          Qexpr.new.update(:recurring_donations, n_failures: 0)
              .where('id=$id', id: rd_id).returning('*')
        ).first
        Delayed::Job.enqueue JobTypes::DonorPaymentNotificationJob.new(rd['donation_id'])
        Delayed::Job.enqueue JobTypes::NonprofitPaymentNotificationJob.new(rd['donation_id'])
        InsertActivities.for_recurring_donations([result['payment']['id']])
      else
        result['recurring_donation'] = Psql.execute(
          Qexpr.new.update(:recurring_donations, n_failures: rd['n_failures'] + 1)
              .where('id=$id', id: rd_id).returning('*')
        ).first
        DonationMailer.delay.donor_failed_recurring_donation(rd['donation_id'])
        if rd['n_failures'] >= 3
          DonationMailer.delay.nonprofit_failed_recurring_donation(rd['donation_id'])
        end
        InsertSupporterNotes.create([{ content: "This supporter had a payment failure for their recurring donation with ID #{rd_id}", supporter_id: donation['supporter_id'], user_id: 540 }])
      end
      return result
    end
    false
  end

  def self.ULTIMATE_VERIFICATION(enter_todays_date, run_this = false, set_this_true = false, this_one_needs_to_be_false = true, is_this_run_dangerously = 'no')
    (Date.parse(enter_todays_date) == Date.today && run_this && set_this_true && !this_one_needs_to_be_false && is_this_run_dangerously == 'run dangerously')
  end
end